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Product documentation

All valves are supplied with standard documentation as a binding service, including documents and certificates necessary for installation and operation. Extended documentation contains detailed operating and maintenance instructions for the respective valve type. 

Standard documentation includes the following documents and certificates:

  • Acceptance test certificate according to DIN EN 10204/3.1/AD2000-A4 for all pressure-bearing parts
  • List of certificates and works certificates
  • Quality test certificate according to DIN 55350 Part 18
  • Inspection certificate according to EN 10204 3.1

Extended product documentation is available with the following contents:

  • Detailed operating and maintenance instructions with spare parts proposal
  • Product description
  • Safety instructions
  • Transport and storage regulations
  • Assembly instructions
  • Commissioning instructions
  • Troubleshooting
  • Instructions for maintenance and repair
  • Spare parts proposal
  • Drawing with parts list (construction condition as is) 

Best for Helium - and nothing gets lost.
We offer solutions for liquid helium applications.Valves from STÖHR optimize effort and cost for an efficient transport of the medium to and within your gas plant.

Best for Helium

When used in 24 / 7 / 52 continuous operation, STÖHR valves are not immune to errors, despite their tried and tested design, the use of the best materials and careful processing during assembly and testing. If this happens, we offer support:

Valve Service 

XXL - valves with bellow sealing up to DN300, a class of its own. The application determines the size. STÖHR ARMATUREN offers them for all valve functions also in the biggest sizes.

From XXS to XXL